What is it they say about the best-laid plans? On Wednesday, April 6, just seven days ago, accountant Neil Hughes expected to brief the High Court on his ongoing efforts to salvage Premier Periclase, a magnesium manufacturing plant in Co Louth that employs 94 people. Hughes, the managing partner of accountancy firm Baker Tilly, has been installed as court-appointed examiner of the business since December, after soaring gas prices pushed it towards insolvency. In the months that passed, he had assessed two rival bids for the business, before selecting Calix, a publicly listed Australian energy-technology company with a market capitalisation…